<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #one + li + li {
            color: red;
        }
    </style>

</head>
<body>
<ul>
    <li id="one">one</li>
    <li>two</li>
    <li>three</li>
</ul>
</body>
</html>